# MACHINERY
> MSHA accident `220212010016` · 07/12/2021 · Monongalia County Coal Resources, Inc.
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Longwall operator, Chock operator, Shear operator, Plow operator
- **Activity:** Longwall, Shear, Plow
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 0
- **Mine experience:** 6.58 years
## Operator
- **Controller:** ACNR Holdings, Inc
- **Operator:** Monongalia County Coal Resources, Inc.
- **Mine:** [4601968](https://api.ai-analytics.org/mine/4601968)
## Narrative

Employee was struck in the mouth with a golf ball size rock that was thrown from the drum while employee was operating the shearer during cut-out at the tail. As a result, employee suffered a broken tooth.  It did not involve any equipment or compliance issues.  It also did not involve job skills, proficiency, training, PPE or protective devices.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*